Figure 27. Halichaetoderma aureum sp. nov. A, head dorsal scales are narrowly oblong. B, C, trunk dorsal and lateral scales are broadly tongueshaped with a truncated posterior end. D, trunk dorsolateral scales are roughly hexagonal with rounded edges. E, interciliary field scales are narrowly oblong. F, upper-furcal dorsal scales are oblong with a bluntly acute anterior end and a truncated posterior end. G, upper-furcal ventral scales are relatively big, claviform, and posteriorly truncated. H, internal morphology. ceph, cephalion; das, differentiated anterior section of intestine; int, intestine; m, mouth; ph, pharynx.